000 00335nam a2200133Ia 4500
082 _a302.2
_bSCM
100 _aSchramm, Wilbur
_9184766
245 _aMass communication
_cWilbur Schramm
260 _aLrbana:
_bThe University of Illinois Press,
_c1993.
300 _b548p.
546 _aeng
650 _aMass media
_9184767
942 _cBK
999 _c11527
_d11527